4x+3x=12-5x

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Solution for 4x+3x=12-5x equation: 



4x+3x=12-5x

We move all terms to the left:

4x+3x-(12-5x)=0

We add all the numbers together, and all the variables

4x+3x-(-5x+12)=0

We add all the numbers together, and all the variables

7x-(-5x+12)=0

We get rid of parentheses

7x+5x-12=0

We add all the numbers together, and all the variables

12x-12=0

We move all terms containing x to the left, all other terms to the right

12x=12

x=12/12

x=1

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